Originally and esp. Nautical. To put (an object) in position for performing its proper function; spec. to fix (an oar) in the rowlock, in readiness…

Nautical. transitive. To place in a secure or unexposed position; as, to secure (a gun) on deck with lashing and breeching, to lower and fasten (a…

(chiefly Nautical). to batten down: to fasten down with battens; see batten, n.1

Nautical. To make (a ship, etc.) snug or trim, esp. by lashing or stowing movables, furling or reducing sails, lowering topmasts, etc., in…

With down: To nestle, settle down; to make oneself snug or comfortable.